This is how I made a low-profile bed frame cheaply from wood slats.&nbsp; We want our mattress low to the ground so if our daughter ever falls out of bed, she doesn't have far to go.&nbsp; We learned the trick of putting the family bed on the ground from Christy's parents, and wanted to give it a try.&nbsp; However, the floor in our bedroom is uninsulated, and putting a mattress directly against a cold floor is a great way to grow mold.&nbsp; This frame raises the mattress 1.5 inches...